http://www.ecogeek.org/content/view/2376/85/
EcoGeek - Missoula,MT,USA
The door uses a generator that harvests the kinetic energy produced when the door spins and a supercapacitor to store the energy. ...
2008/12/14
Revolving Door Helps Power Train Station
http://www.ecogeek.org/content/view/2376/85/
EcoGeek - Missoula,MT,USA
The door uses a generator that harvests the kinetic energy produced when the door spins and a supercapacitor to store the energy. ...
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